406 / | HD | CONVEYORS: FLUID CURRENT |
51 | DF | WITH DIVERSE POWER-DRIVEN CONVEYOR {4} |
52 | DF | .~ Rotary {5} |
62 | DF | .~.~ Successively registering pockets {1} |
63 | .~.~.~ Input to fluid conveyor {3} | |
64 | DF | .~.~.~.~> With venting of pockets |
65 | DF | .~.~.~.~> Having radial blades {2} |
68 | DF | .~.~.~.~> Peripheral pockets formed on rotating member |